Industrial Isoprene from C5 Raffinate from Japan
Extracted isoprene from C5 petroleum cracker stream, 95-97% purity for polyisoprene rubber production. Qualifies as chemically defined organic compound per Chapter 29(a) despite raffinate origin. 'Other' form under HTS 2901.24.50.00 excludes high-purity monomer specs.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Submit distillation specs showing isoprene predominance over other C5s (pipylene, cyclopentadiene) for Chapter 29 eligibility
• Large volume imports (>20MT) require TSCA Premanufacture Notice if not on inventory; verify PMN status